// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef IPC_PARAM_TRAITS_LOG_MACROS_H_
#define IPC_PARAM_TRAITS_LOG_MACROS_H_

#include <string>

// Null out all the macros that need nulling.
#include "ipc/ipc_message_null_macros.h"

// STRUCT declarations cause corresponding STRUCT_TRAITS declarations to occur.
#undef IPC_STRUCT_BEGIN_WITH_PARENT
#undef IPC_STRUCT_MEMBER
#undef IPC_STRUCT_END
#define IPC_STRUCT_BEGIN_WITH_PARENT(struct_name, parent) \
    IPC_STRUCT_TRAITS_BEGIN(struct_name)
#define IPC_STRUCT_MEMBER(type, name, ...) IPC_STRUCT_TRAITS_MEMBER(name)
#define IPC_STRUCT_END() IPC_STRUCT_TRAITS_END()

// Set up so next include will generate log methods.
#undef IPC_STRUCT_TRAITS_BEGIN
#undef IPC_STRUCT_TRAITS_MEMBER
#undef IPC_STRUCT_TRAITS_PARENT
#undef IPC_STRUCT_TRAITS_END
#define IPC_STRUCT_TRAITS_BEGIN(struct_name)                                \
    void ParamTraits<struct_name>::Log(const param_type& p, std::string* l) \
    {                                                                       \
        bool needs_comma = false;                                           \
        l->append("(");
#define IPC_STRUCT_TRAITS_MEMBER(name) \
    if (needs_comma)                   \
        l->append(", ");               \
    LogParam(p.name, l);               \
    needs_comma = true;
#define IPC_STRUCT_TRAITS_PARENT(type) \
    if (needs_comma)                   \
        l->append(", ");               \
    ParamTraits<type>::Log(p, l);      \
    needs_comma = true;
#define IPC_STRUCT_TRAITS_END() \
    l->append(")");             \
    }

#undef IPC_ENUM_TRAITS_VALIDATE
#define IPC_ENUM_TRAITS_VALIDATE(enum_name, validation_expression)        \
    void ParamTraits<enum_name>::Log(const param_type& p, std::string* l) \
    {                                                                     \
        LogParam(static_cast<int>(p), l);                                 \
    }

#endif // IPC_PARAM_TRAITS_LOG_MACROS_H_
